.main_scss{
    width: 100%;height: 100%;min-height: 100vh;
    background: #000;
    color: #fff;
    font-size: 0.16rem;
    background: #ccc;
    .wrapper{
        width: 12rem;margin: 0 auto;
        background: pink;
        min-height: 100vh;
        .nav{
            color: tomato;
            font-size: 0.2rem;
            display: flex;
            justify-content: flex-start;
            flex-wrap: wrap;>div{
                margin-left: 0.2rem;
            }
        }
    }
}